# O.R.I.O.N. vs Lae Logbook

The clearest difference is in-app purchases: O.R.I.O.N. at none against Lae Logbook's 2. O.R.I.O.N. also leads on iOS requirement (15 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Lae Logbook sells 2 in-app purchases, starting at $2.99 per month. O.R.I.O.N. asks for nothing beyond the download.

O.R.I.O.N. ships an update every 6 weeks, Lae Logbook every 2 months. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | O.R.I.O.N. | Lae Logbook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.9 (7 ratings)](https://appshunter.io/ios/app/orion/id1440256690/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 12.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 40 MB | 5 MB |
| Requires iOS | **15** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [AIRBUS HELICOPTERS](https://appshunter.io/developer/442021573) | [Kefis Technology Limited](https://appshunter.io/developer/1745041739) |

## What reviewers say

### O.R.I.O.N.

[App page](https://appshunter.io/ios/app/orion/id1440256690)

Access Airbus Helicopters technical documentation online and offline. Download publications and receive alerts for new versions. Requires a Keycopter account for online access.

**Highlights:** Online and offline publication consultation, Downloadable publications, New version availability checks, Email alerts for new publications, Requires Keycopter account

**Features:** Vision Pro support

**In-app purchases:** none


### Lae Logbook

[App page](https://appshunter.io/ios/app/lae-logbook/id6502331367)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LaeLogbook Pro Monthly | $2.99 | per month |
| LaeLogbook Pro Annual | $24.99 | per year |


## Frequently asked questions

### Is O.R.I.O.N. free?

O.R.I.O.N. is free to download, with no in-app purchases.

### Is Lae Logbook free?

Lae Logbook is free to download, with in-app purchases available.

### Do O.R.I.O.N. or Lae Logbook have ads?

Neither O.R.I.O.N. nor Lae Logbook shows ads.

### Which is updated more often, O.R.I.O.N. or Lae Logbook?

O.R.I.O.N. ships an update every 6 weeks, and Lae Logbook every 2 months. Most recently, O.R.I.O.N. was updated on October 24, 2026 and Lae Logbook on October 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*